Модуль расширения Grandstream GXP-2200EXT

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[:am]IP Հեռախոս GRANDSTREAM GXP-2135 8 lines, 4 SIP accounts, 4 XML programmable context-sensitive soft keys Dual switched, auto-sensing Gigabit ports, built-in PoE 32 digitally programmable and customizable BLF/speed-dial keys Built-in Bluetooth for syncing headsets and mobile devices for contact books, calendars & call transferring HD audio on the handset and speakerphone; full duplex speakerphone Supports EHS compatible Plantronics headsets 4-way audio conferencing for easy conference calls[:ru]IP Телефон GRANDSTREAM GXP-2135 8 lines, 4 SIP accounts, 4 XML programmable context-sensitive soft keys Dual switched, auto-sensing Gigabit ports, built-in PoE 32 digitally programmable and customizable BLF/speed-dial keys Built-in Bluetooth for syncing headsets and mobile devices for contact books, calendars & call transferring HD audio on the handset and speakerphone; full duplex speakerphone Supports EHS compatible Plantronics headsets 4-way audio conferencing for easy conference calls[:en]The SIP phone GRANDSTREAM GXP-2135 8 lines, 4 SIP accounts, 4 XML programmable context-sensitive soft keys Dual switched, auto-sensing Gigabit ports, built-in PoE 32 digitally programmable and customizable BLF/speed-dial keys Built-in Bluetooth for syncing headsets and mobile devices for contact books, calendars & call transferring HD audio on the handset and speakerphone; full duplex speakerphone Supports EHS compatible Plantronics headsets 4-way audio conferencing for easy conference calls[:]